package com.xuecheng.system.config;


import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

/**
 * 跨域过滤器
 */
@Configuration
public class GlobalCorsConfig {
    /**
     * 允许跨域调用的过滤器
     */

    @Bean
    public CorsFilter corsFilter(){
        CorsConfiguration config = new CorsConfiguration();
        //允许白名单域进行跨域调用
        config.addAllowedOrigin("*");

        //允许跨域发送cookie
        config.setAllowCredentials(true);

        //放行全部原始头信息
        config.addAllowedHeader("*");

        //允许所有请求方法跨域调用
        config.addAllowedMethod("*");
        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        source.registerCorsConfiguration("/**",config);
        CorsFilter corsFilter = new CorsFilter(source);
        return corsFilter;
    }
}
